Oops, it doesn't look like 'swaggy day' is a national day..

Other days

gum

Gum Day
promposal

Promposal Day
aloxolt

Aloxolt Day
self appreciation

Self Appreciation Day
fiancee

Fiancee Day
girl friend

Girl Friend Day
artists

Artists Day
self care

Self Care Day
polyamory

Polyamory Day
bubble bath

Bubble Bath Day